P    #regions in PPM
# 2011-06-07 15:17:07 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.1923327261312004  3.1159800258773407  0.165  0.733  # for region 1
  2.5880932534325525  2.519639108377368  0.140  0.679  # for region 2